Battery cell detection equipment

Abstract

The utility model discloses battery cell detection equipment, which is used for solving the technical problem of poor detection efficiency caused by low automation degree of the existing battery cell detection. The battery cell detection device comprises a circulating conveying belt, a feeding assembly used for feeding battery cells, a code scanner used for scanning codes of the battery cells, a detection assembly used for detecting the battery cells, a first discharging assembly used for discharging unqualified battery cells and a second discharging assembly used for discharging qualified battery cells. The circulating conveying belt comprises a conveying section and a backflow section which are connected end to end, the conveying section is used for conveying trays loaded with battery cells in the X-axis direction, and the backflow section is used for conveying empty trays in the X-axis direction; the feeding assembly, the code scanner, the detection assembly, the first discharging assembly and the second discharging assembly are sequentially arranged on one side of the conveying section in the conveying direction of the conveying section.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of battery cell detection, especially to a battery cell detection device. BACKGROUND

[0002] With the continuous growth of global energy demand, lithium batteries, as the most potential technology in the new energy field, are widely used in the fields of automobiles, energy storage and consumer electronics. Especially for new energy electric vehicles, the demand for batteries is increasing, and as the most important part of the battery, the market demand for battery cells is also very huge.

[0003] The existing battery cells need to detect the alignment of the pole pieces after production to ensure the performance and safety of the battery cells. The current battery cell detection process specifically includes: the operator places the battery cells to be detected one by one into the X-ray detection device for detection, the X-ray detection device can obtain the pole piece image of the four corner positions of the battery cell, and the alignment of the pole pieces at the four corner positions is calculated and analyzed by image software, so as to judge whether the battery cell meets the design requirements, and the operator needs to unload the battery cell after completing the detection. From the above detection process, it can be seen that the loading and unloading of the battery cell are completed by hand, which inevitably affects the detection efficiency, and the X-ray detection equipment has a certain radiation, which inevitably causes harm to the operator's body.

[0004] Therefore, finding a technical solution to solve the above technical problems has become an important topic for researchers in the field. UTILITY MODEL CONTENT

[0005] The utility model embodiment discloses a battery cell detection device, which is used to solve the technical problem of low automation degree of the existing battery cell detection, resulting in poor detection efficiency.

[0006] The battery cell detection device provided by the utility model comprises a circulating conveyor belt, a feeding assembly for feeding battery cells, a code scanner for scanning the code of the battery cells, a detection assembly for detecting the battery cells, a first unloading assembly for unloading unqualified battery cells, and a second unloading assembly for unloading qualified battery cells.

[0007] The circulating conveyor belt comprises a conveying section and a backflow section connected end to end, wherein the conveying section is used to transport the tray loaded with battery cells along the X-axis direction, and the backflow section is used to transport the empty tray along the X-axis direction.

[0008] The feeding assembly, the code scanner, the detection assembly, the first unloading assembly and the second unloading assembly are arranged on one side of the conveying section along the conveying direction of the conveying section.

[0009] Optionally, the circulating conveying belt is a magnetic levitation flexible circulating conveying belt.

[0010] Optionally, the feeding assembly comprises a first support frame, a first X-axis linear module, a first Z-axis linear module, a first rotating module, a cell suction module and a tray clamping jaw module.

[0011] The first X-axis linear module is installed on the first support frame, the first Z-axis linear module is connected to the first X-axis linear module, the first X-axis linear module is used to drive the first Z-axis linear module to move along the X-axis direction, the first Z-axis linear module is connected with a mounting plate, the first Z-axis linear module is used to drive the mounting plate to move along the Z-axis direction, the first rotating module is installed on the mounting plate and connected with a connecting plate, the first rotating module is used to drive the connecting plate to rotate around the Z-axis, and the cell suction module and the tray clamping jaw module are connected to the connecting plate.

[0012] Optionally, the cell suction disc module comprises a Z-direction air cylinder and a suction disc body.

[0013] The Z-direction air cylinder is installed on the connecting plate, the suction disc body is connected with the Z-direction air cylinder, and the suction disc body can move along the Z-axis direction under the driving of the Z-direction air cylinder to suck the cell.

[0014] The tray clamping jaw module comprises two Y-direction air cylinders arranged oppositely, each Y-direction air cylinder is connected with a clamping plate, the suction disc body is located between the two clamping plates, and the two clamping plates can be driven to approach each other to clamp the tray.

[0015] Optionally, the detection assembly comprises a second support frame, a second X-axis linear module, a first Y-axis linear module, a second Z-axis linear module, a third Z-axis linear module, a light shielding plate and an X-ray detection module.

[0016] The second X-axis linear module is installed on the second support frame, the first Y-axis linear module is connected to the second X-axis linear module, the second X-axis linear module is used to drive the first Y-axis linear module to move along the X-axis direction, the first Y-axis linear module is connected with a mounting frame, the first Y-axis linear module is used to drive the mounting frame to move along the Y-axis direction, the second Z-axis linear module and the third Z-axis linear module are installed on the mounting frame, the second Z-axis linear module is located above the third Z-axis linear module, the X-ray detection module is connected to the second Z-axis linear module, the second Z-axis linear module is used to drive the X-ray detection module to move along the Z-axis direction, and the light shielding plate is connected to the third Z-axis linear module, and the third Z-axis linear module is used to drive the light shielding plate to move along the Z-axis direction.

[0017] Optionally, the first discharging assembly comprises a defective product conveying belt and a discharging manipulator for grabbing the detected defective battery cell to the defective product conveying belt.

[0018] Optionally, the discharging manipulator comprises a third support frame, a third X-axis linear module, a fourth Z-axis linear module, a second rotating module and a pneumatic clamping jaw.

[0019] The third X-axis linear module is installed on the third support frame, the fourth Z-axis linear module is connected with the third X-axis linear module, the third X-axis linear module is used for driving the fourth Z-axis linear module to move along the X-axis direction, the second rotating module is connected with the fourth Z-axis linear module, the fourth Z-axis linear module is used for driving the second rotating module to move along the Z-axis direction, and the pneumatic clamping jaw is connected with the second rotating module.

[0020] Optionally, the feeding assembly and the second discharging assembly have the same structure.

[0021] Optionally, the tray comprises at least two positioning cavities for placing the battery cell, and the battery cell detection device further comprises a replenishment assembly.

[0022] The replenishment assembly comprises a qualified product conveying belt for transporting the qualified battery cell and a replenishment manipulator.

[0023] The replenishment manipulator is used for grabbing the detected qualified battery cell on the qualified product conveying belt to the tray on the conveying section, and the replenishment manipulator has the same structure as the discharging manipulator.

[0024] Optionally, a radiation-proof housing is further included.

[0025] The circulating conveying belt, the feeding assembly, the code scanner, the detection assembly, the first discharging assembly, the second discharging assembly and the replenishment assembly are all installed in the radiation-proof housing.

[0026] Compared with the prior art, the utility model has the following beneficial effects:

[0027] The electric core detection equipment of the embodiment places the to-be-detected electric core on the tray of the circulating conveying belt conveying section through the feeding assembly in working, and the conveying section transports the tray with the electric core to the code scanner, the code scanner scans the electric core to obtain the relevant information of the electric core, then the conveying section transports the tray with the electric core to the detection assembly, the detection assembly detects the electric core, if the current electric core detection result is unqualified, the conveying section transports the tray with the electric core to the first discharging assembly, the first discharging assembly discharges the unqualified electric core, if the electric core detection result is qualified, the conveying section transports the tray with the electric core to the second discharging assembly, the second discharging assembly discharges the qualified electric core, finally, the tray without the electric core (empty tray) enters the return section from the conveying section and is conveyed to the feeding assembly in the return section, the feeding assembly places the to-be-detected electric core on the tray, and the cycle is repeated. Through the above design, the full-automatic detection process of the electric core can be realized, and the detection efficiency of the electric core is effectively improved. BRIEF DESCRIPTION OF DRAWINGS

[0028] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed in the embodiments or the prior art description will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0029] Figure 1 A top view structural diagram of the electric core detection equipment provided by the present application is provided.

[0030] Figure 2 A structure schematic diagram of the feeding assembly and the second discharging assembly of the electric core detection equipment provided by the present application is provided.

[0031] Figure 3 A local enlarged view of the feeding assembly and the second discharging assembly of the electric core detection equipment provided by the present application is provided.

[0032] Figure 4 A structure schematic diagram of the detection assembly of the electric core detection equipment provided by the present application is provided.

[0033] Figure 5 A structure schematic diagram of the discharging manipulator and the replenishing manipulator of the electric core detection equipment provided by the present application is provided.

[0034] Illustration: circulating conveyor belt 1; conveying section 1-1; return section 1-2; feeding assembly 2; detection assembly 3; first discharging assembly 4; second discharging assembly 5; replenishment assembly 6; first X-axis linear module 7; first Z-axis linear module 8; tray clamping jaw module 9; cell suction module 10; Y-direction air cylinder 11; clamping plate 12; Z-direction air cylinder 13; suction disc body 14; second X-axis linear module 15; first Y-axis linear module 16; second Z-axis linear module 17; third Z-axis linear module 18; X-ray detection module 19; light shielding plate 20; third X-axis linear module 21; fourth Z-axis linear module 22; second rotary module 23; pneumatic clamping jaw 24; tray A; cell B. DETAILED DESCRIPTION

[0035] The utility model discloses a kind of battery detection equipment, for solving the low degree of automation of existing battery detection, leading to the technical problem of poor detection efficiency.

[0036] In order to make the personnel in the technical field better understand the utility model scheme, the utility model is further explained in detail below in combination with drawings and specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, not all. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the scope of protection of the utility model.

[0037] Please refer to Figures 1 to 5 The utility model embodiment provides a kind of battery detection equipment, including circulating conveyor belt 1, for feeding the feeding assembly 2 of battery, for the code scanner of battery scanning, for the detection assembly 3 of battery detection, for the first discharging assembly 4 of unqualified battery detection and the second discharging assembly 5 for the discharge of examination qualified battery;

[0038] The circulating conveyor belt 1 includes conveying section and return section connected head to tail, wherein the conveying section is used for transporting the tray loaded battery along the X-axis direction, and the return section is used for transporting empty tray along the X-axis direction.

[0039] The feeding assembly 2, the code scanner, the detection assembly 3, the first discharging assembly 4 and the second discharging assembly 5 are sequentially arranged on one side of the conveying section along the conveying direction of the conveying section.

[0040] The electric core detection equipment of the embodiment places the electric core to be detected on the tray of the conveying section of the circulating conveying belt 1 during work, and the conveying section transports the tray with the electric core to the code scanner, the code scanner scans the electric core to obtain the relevant information of the electric core, then the conveying section transports the tray with the electric core to the detection assembly 3, the detection assembly 3 detects the electric core, if the current electric core detection result is unqualified, the conveying section transports the tray with the electric core to the first discharging assembly 4, the first discharging assembly 4 discharges the unqualified electric core, if the electric core detection result is qualified, the conveying section transports the tray with the electric core to the second discharging assembly 5, the second discharging assembly 5 discharges the qualified electric core, finally, the empty tray without the electric core is transported from the conveying section to the return section, and then to the feeding assembly 2 in the conveying of the return section, the feeding assembly 2 places the electric core to be detected on the tray, and the work is repeated. Through the above design, the full-automatic detection process of the electric core can be realized, and the detection efficiency of the electric core is effectively improved.

[0041] Further, the circulating conveying belt 1 in the embodiment is preferably a magnetic suspension flexible circulating conveying belt 1.

[0042] It should be noted that the above-mentioned magnetic suspension flexible conveying belt is specifically designed by using the principle of repulsion between like poles of a magnet. The superconducting magnets with alternating polarity are embedded in the conveying belt. After the conveying belt runs, the change of the magnetic flux of the suspension coil in the track makes the suspension coil generate current, which interacts with the superconducting coil to generate repulsive force, so that the conveying belt is suspended above the track. The gap between the conveying belt and the track is reduced, the electromagnetic repulsive force is increased, and the repulsive force balances the changing weight of the conveying belt, providing stable support for the conveyor and effectively improving the stability of tray transportation.

[0043] In addition, the above-mentioned magnetic suspension flexible conveying belt specifically completes the conveying work of the tray in the form of step distance, so as to meet the detection needs of the electric core.

[0044] Further, the feeding assembly 2 in the embodiment includes a first support frame, a first X-axis linear module 7, a first Z-axis linear module 8, a first rotating module, an electric core suction module 10, and a tray clamping jaw module 9.

[0045] The first X-axis linear module 7 is installed on the first support frame, the first Z-axis linear module 8 is connected to the first X-axis linear module 7, the first X-axis linear module 7 is used to drive the first Z-axis linear module 8 to move along the X-axis direction, the first Z-axis linear module 8 is connected with a mounting plate, the first Z-axis linear module 8 is used to drive the mounting plate to move along the Z-axis direction, the first rotating module is installed on the mounting plate and connected with a connecting plate, the first rotating module is used to drive the connecting plate to rotate around the Z-axis, and the electric core suction module 10 and the tray clamping jaw module 9 are connected to the connecting plate.

[0046] It should be noted that through the above design, the battery cell suction module 10 can move in the X-axis and Z-axis directions to suction the battery cell from the placement area to the tray on the conveying section. In addition, the battery cell suction module 10 can be adjusted in the placement angle under the driving of the first rotating module.

[0047] In addition, in order to accurately place the battery cell into the positioning cavity of the tray, the tray clamping jaw module 9 can clamp and fix the tray, so that the battery cell suction module 10 can accurately suction the battery cell into the positioning cavity of the tray.

[0048] It should be further noted that the first X-axis linear module 7 and the first Z-axis linear module 8 in the embodiment can adopt a linear module driven by a motor and a lead screw, and the embodiment does not limit this. The first rotating module in the embodiment can adopt a rotating motor or a rotating cylinder, and the embodiment does not limit this.

[0049] Specifically, the battery cell suction disc module in the embodiment includes a Z-direction cylinder 13 and a suction disc body 14.

[0050] The Z-direction cylinder 13 is installed on the connecting plate, the suction disc body 14 is connected with the Z-direction cylinder 13, and the suction disc body 14 can move in the Z-axis direction under the driving of the Z-direction cylinder 13 to suction the battery cell.

[0051] Specifically, the tray clamping jaw module 9 in the embodiment includes two Y-direction cylinders 11 arranged oppositely, each Y-direction cylinder 11 is connected with a clamping plate 12, the suction disc body 14 is located between the two clamping plates 12, and the two clamping plates 12 can be driven to approach each other to clamp the tray.

[0052] Further, the detection assembly 3 in the embodiment includes a second support frame, a second X-axis linear module 15, a first Y-axis linear module 16, a second Z-axis linear module 17, a third Z-axis linear module 18, a light shielding plate 20, and an X-ray detection module 19.

[0053] The second X-axis linear module 15 is installed on the second support frame, the first Y-axis linear module 16 is connected to the second X-axis linear module 15, the second X-axis linear module 15 is used for driving the first Y-axis linear module 16 to move along the X-axis direction, the first Y-axis linear module 16 is connected with a mounting frame, the first Y-axis linear module 16 is used for driving the mounting frame to move along the Y-axis direction, the second Z-axis linear module 17 and the third Z-axis linear module 18 are installed on the mounting frame, the second Z-axis linear module 17 is located above the third Z-axis linear module 18, the X-ray detection module 19 is connected to the second Z-axis linear module 17, the second Z-axis linear module 17 is used for driving the X-ray detection module 19 to move along the Z-axis direction, and the light shielding plate 20 is connected to the third Z-axis linear module 18.

[0054] It should be noted that the specific working principle of the detection assembly 3 is that when the conveying section conveys the battery cell to the detection assembly 3, the second X-axis linear module 15 and the first Y-axis linear module 16 drive the light shielding plate 20 and the X-ray detection module 19 to move in the X-axis and Y-axis directions, so as to adjust the horizontal positions of the X-ray detection module 19 and the light shielding plate 20, and the second Z-axis linear module 17 drives the position of the X-ray detection module 19 in the Z-axis direction and the third Z-axis linear module 18 drives the position of the light shielding plate 20 in the Z-axis direction, so that the battery cell is located between the X-ray detection module 19 and the light shielding plate 20. After the above adjustment work is completed, the X-ray detection module 19 emits X-rays to the detection position of the battery cell, so as to complete the detection of the battery cell. Specifically, the X-ray detection module can detect the alignment of the pole pieces at the four corner positions of the battery cell and the wrinkle defect of the large surface of the battery cell.

[0055] It should be further noted that the X-ray detection module 19 is specifically an X-ray high-definition imaging detector, which is prior art, and the present embodiment does not make a detailed description. In addition, the design of the light shielding plate 20 can avoid the intervention of light at the bottom of the battery cell on the detection process.

[0056] In addition, the second X-axis linear module 15, the first Y-axis linear module 16, the third Z-axis linear module 18 and the second Z-axis linear module 17 can adopt a linear module of a motor cooperating with a lead screw transmission.

[0057] Further, the first blanking assembly 4 in the embodiment includes an unqualified product conveying belt and a blanking manipulator for grabbing the battery cell detected as unqualified to the unqualified product conveying belt.

[0058] Specifically, the unloading manipulator in the embodiment comprises a third support frame, a third X-axis linear module 21, a fourth Z-axis linear module 22, a second rotary module 23, and a pneumatic gripper 24.

[0059] The third X-axis linear module 21 is installed on the third support frame, the fourth Z-axis linear module 22 is connected with the third X-axis linear module 21, the third X-axis linear module 21 is used to drive the fourth Z-axis linear module 22 to move along the X-axis direction, the second rotary module 23 is connected with the fourth Z-axis linear module 22, the fourth Z-axis linear module 22 is used to drive the second rotary module 23 to move along the Z-axis direction, and the pneumatic gripper 24 is connected with the second rotary module 23, and the second rotary module 23 is used to drive the pneumatic gripper 24 to rotate around the Z-axis.

[0060] It should be noted that, through the above design, the pneumatic gripper 24 can move in the X-axis and Z-axis directions, so as to grasp the battery cell to the non-conforming product conveying belt for unloading, in addition, the second rotary module 23 can rotate the pneumatic gripper 24 by a certain angle to meet the grasping and placing requirements of the battery cell at different positions.

[0061] It should be further noted that the third X-axis linear module 21 and the fourth Z-axis linear module 22 in the embodiment can adopt a linear module driven by a motor and a lead screw, and the second rotary module 23 in the embodiment can adopt a rotary motor or a rotary cylinder.

[0062] Further, the feeding assembly 2 in the embodiment is the same in structure as the second unloading assembly 5.

[0063] It should be noted that, through the above design, the second unloading assembly 5 can unload the battery cell that passes the detection.

[0064] Further, the tray in the embodiment comprises at least two positioning cavities for placing the battery cell, and in this design, at least two battery cells can be placed on the tray, so as to further improve the detection efficiency.

[0065] Further, the battery cell detection device in the embodiment further comprises a replenishment assembly 6.

[0066] The replenishment assembly 6 comprises a non-conforming product conveying belt for transporting the non-conforming product and a replenishment manipulator.

[0067] The replenishment manipulator is used to grasp the battery cell that passes the detection on the non-conforming product conveying belt to the tray on the conveying section, and the replenishment manipulator is the same in structure as the unloading manipulator.

[0068] It should be noted that, since the possibility of unqualified battery cells on the tray after detection by the detection assembly 3, when the first unloading assembly 4 takes out one unqualified battery cell from the tray, in order not to affect the unloading work of the following battery cells, the feeding manipulator needs to grab the battery cells from the qualified product conveying belt to the tray, so that the tray is full of qualified battery cells, thereby facilitating the subsequent unloading process.

[0069] Further, the battery cell detection equipment in the embodiment further comprises a radiation-proof housing;

[0070] The circulating conveying belt 1, the feeding assembly 2, the code scanner, the detection assembly 3, the first unloading assembly 4, the second unloading assembly 5 and the feeding assembly 6 are all installed in the radiation-proof housing.

[0071] It should be noted that, through the above design, the radiation generated in the detection process can be avoided from overflowing, thereby ensuring the safety of the equipment operators.

[0072] The above has carried out the detailed introduction to the battery cell detection equipment provided by the utility model, for the general technical personnel in the field, according to the thought of the utility model embodiment, there will be changes in specific implementation mode and application range, and the above is described, and the content of the specification should not be understood as the limitation of the utility model.

Claims

1. An electric cell inspection apparatus characterized by comprising: The application relates to a battery cell detection device, which comprises a circulating conveying belt (1), a feeding assembly (2) for feeding battery cells, a code scanner for scanning the codes of the battery cells, a detection assembly (3) for detecting the battery cells, a first discharging assembly (4) for discharging unqualified battery cells, and a second discharging assembly (5) for discharging qualified battery cells. The circulating conveying belt (1) comprises a conveying section and a return section connected in a loop, wherein the conveying section is used for conveying the trays loaded with battery cells along the X-axis direction, and the return section is used for conveying the empty trays along the X-axis direction. The feeding assembly (2), the code scanner, the detection assembly (3), the first discharging assembly (4) and the second discharging assembly (5) are sequentially arranged on one side of the conveying section along the conveying direction of the conveying section.

2. The battery cell testing apparatus of claim 1, wherein, The circulating conveying belt (1) is a magnetic suspension flexible circulating conveying belt.

3. The battery cell testing apparatus of claim 1, wherein, The feeding assembly (2) comprises a first support frame, a first X-axis linear module (7), a first Z-axis linear module (8), a first rotating module, a battery cell sucking module (10) and a tray clamping jaw module (9). The first X-axis linear module (7) is mounted on the first support frame, the first Z-axis linear module (8) is connected to the first X-axis linear module (7), the first X-axis linear module (7) is used for driving the first Z-axis linear module (8) to move along the X-axis direction, the first Z-axis linear module (8) is connected with a mounting plate, the first Z-axis linear module (8) is used for driving the mounting plate to move along the Z-axis direction, the first rotating module is mounted on the mounting plate and connected with a connecting plate, the first rotating module is used for driving the connecting plate to rotate around the Z-axis, and the battery cell sucking module (10) and the tray clamping jaw module (9) are connected to the connecting plate.

4. The battery cell testing apparatus of claim 3, wherein, The battery cell sucking module (10) comprises a Z-direction air cylinder (13) and a sucking disc main body (14). The Z-direction air cylinder (13) is mounted on the connecting plate, the sucking disc main body (14) is connected with the Z-direction air cylinder (13), and the sucking disc main body (14) can move along the Z-axis direction under the driving of the Z-direction air cylinder (13) to suck the battery cell. The tray clamping jaw module (9) comprises two Y-direction air cylinders (11) oppositely arranged, each Y-direction air cylinder (11) is connected with a clamping plate (12), the sucking disc main body (14) is located between the two clamping plates (12), and the two clamping plates (12) can be driven to approach each other to clamp the tray.

5. The battery cell testing apparatus of claim 1, wherein, The detection assembly (3) comprises a second support frame, a second X-axis linear module (15), a first Y-axis linear module (16), a second Z-axis linear module (17), a third Z-axis linear module (18), a light shielding plate (20) and an X-ray detection module (19). The second X-axis linear module (15) is installed on the second support frame, the first Y-axis linear module (16) is connected to the second X-axis linear module (15), the second X-axis linear module (15) is used for driving the first Y-axis linear module (16) to move along the X-axis direction, the first Y-axis linear module (16) is connected with a mounting frame, the first Y-axis linear module (16) is used for driving the mounting frame to move along the Y-axis direction, the second Z-axis linear module (17) and the third Z-axis linear module (18) are installed on the mounting frame, the second Z-axis linear module (17) is located above the third Z-axis linear module (18), the X-ray detection module (19) is connected to the second Z-axis linear module (17), the second Z-axis linear module (17) is used for driving the X-ray detection module (19) to move along the Z-axis direction, and the light shielding plate (20) is connected to the third Z-axis linear module (18).

6. The battery cell testing apparatus of claim 1, wherein, The first discharging assembly (4) comprises a substandard product conveying belt and a discharging manipulator used for grabbing the detected substandard battery cell to the substandard product conveying belt.

7. The battery cell testing apparatus of claim 6, wherein, The discharging manipulator comprises a third support frame, a third X-axis linear module (21), a fourth Z-axis linear module (22), a second rotating module (23) and a pneumatic clamping jaw (24). The third X-axis linear module (21) is installed on the third support frame, the fourth Z-axis linear module (22) is connected with the third X-axis linear module (21), the third X-axis linear module (21) is used for driving the fourth Z-axis linear module (22) to move along the X-axis direction, the second rotating module (23) is connected to the fourth Z-axis linear module (22), the fourth Z-axis linear module (22) is used for driving the second rotating module (23) to move along the Z-axis direction, and the pneumatic clamping jaw (24) is connected to the second rotating module (23), the second rotating module (23) is used for driving the pneumatic clamping jaw (24) to rotate around the Z-axis.

8. The battery cell testing apparatus according to claim 1 or 3, characterized by, The structure of the second discharging assembly (5) is the same as that of the upper feeding assembly (2).

9. The battery cell testing apparatus of claim 7, wherein, The tray comprises at least two positioning cavities used for placing the battery cell, and the battery cell detection equipment further comprises a replenishment assembly (6). The replenishment assembly (6) comprises a qualified product conveying belt used for transporting the qualified product and a replenishment manipulator. The replenishment manipulator is used for grabbing the detected qualified battery cell on the qualified product conveying belt to the tray on the conveying section, and the structure of the replenishment manipulator is the same as that of the discharging manipulator.

10. The battery cell testing apparatus of claim 9, wherein, A radiation-proof housing is further included. The circulating conveying belt (1), the upper feeding assembly (2), the code scanner, the detection assembly (3), the first discharging assembly (4), the second discharging assembly (5) and the replenishment assembly (6) are all installed in the radiation-proof housing.

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